association finally breaks its silence. the nra promising to take part in a gun control debate it has scheduled a friday announcement. more on that in a minute. first to the white house and cnn's dan lothian. >> reporter: white house aides say this will be a chance for the president to talk more about the process of setting up this effort which, as you pointed out, will be led by vice president biden. i'm hearing also as part of that effort will involve homeland security, the education department, health and human services and also the justice department will be looking at ways that they can come up with policies to address this issue of gun violence. again, this is the president reacting to some pressure as to what he would do. you know, right after this violent event took place, the president came out and said that he would take action. that his administration in the coming weeks and months would be looking at ways to prevent something like this from happening again. so this is the first visible action that this administration has taken to -- is taking, rather, to meet that demand.